Invention Grant
US09279449B2 Device for centering and guiding the rotation of a turbomachine shaft
有权
用于定心和引导涡轮机轴的旋转的装置
- Patent Title: Device for centering and guiding the rotation of a turbomachine shaft
- Patent Title (中): 用于定心和引导涡轮机轴的旋转的装置
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Application No.: US13500339Application Date: 2010-09-27
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Publication No.: US09279449B2Publication Date: 2016-03-08
- Inventor: Ivan Guy Rouesne
- Applicant: Ivan Guy Rouesne
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR0904816 20091008
- International Application: PCT/FR2010/052025 WO 20100927
- International Announcement: WO2011/042638 WO 20110414
- Main IPC: F01D25/16
- IPC: F01D25/16 ; F16C27/04 ; F16C19/49 ; F16C27/00 ; F16C19/54
Abstract:
A device for centering and guiding rotation of a turbine engine shaft. The device includes a roller bearing and a ball bearing mounted around the shaft and carried respectively by first and second flexible annular supports, together with an oil film compression damper having a rigid annular support arranged around the roller bearing, the supports of the ball bearing and of the damper, and the roller bearing being stacked transversely, extending one around another.
Public/Granted literature
- US20120213629A1 DEVICE FOR CENTERING AND GUIDING THE ROTATION OF A TURBOMACHINE SHAFT Public/Granted day:2012-08-23
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